ActivateInstance

Last updated: 2025-11-13 20:51:35

ActivateInstance

Last updated: 2025-11-13 20:51:35

1. API Description

Domain name for API request: cynosdb.intl.tencentcloudapi.com.

This interface (ActivateInstance) restores access to isolated instances.

A maximum of 20 requests can be initiated per second for this API.

We recommend you to use API Explorer

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API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name	Required	Type	Description
Action	Yes	String	Common Params. The value used for this API: ActivateInstance.
Version	Yes	String	Common Params. The value used for this API: 2019-01-07.
Region	Yes	String	Common Params. For more information, please see the list of regions supported by the product. This API only supports: ap-bangkok, ap-beijing, ap-chengdu, ap-chongqing, ap-guangzhou, ap-hongkong, ap-jakarta, ap-nanjing, ap-seoul, ap-shanghai, ap-shenzhen-fsi, ap-singapore, ap-tokyo, eu-frankfurt, na-ashburn, na-siliconvalley, sa-saopaulo.
ClusterId	Yes	String	Cluster ID
InstanceIdList.N	Yes	Array of String	List of instance IDs in the format of `cynosdbmysql-ins-n7ocdslw` as displayed in the TDSQL-C for MySQL console. You can use the instance list querying API to query the ID, i.e., the `InstanceId` value in the output parameters.

3. Output Parameters

Parameter Name	Type	Description
FlowId	Integer	Task flow ID
RequestId	String	The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Restore Instance Access

This example shows you how to restore instance access.

Input Example

https://cynosdb.intl.tencentcloudapi.com/?Action=ActivateInstance
&ClusterId=cynosdbmysql-bzxxrmtq
&InstanceIdList.0=cynosdbmysql-ins-7upukfpw
&<Common request parameters>

Output Example

{
    "Response": {
        "RequestId": "fd5759b5-89e9-483c-b79c-d99b27c33192",
        "FlowId": 147842
    }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

Tencent Cloud CLI 3.0

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code	Description
FailedOperation.DatabaseAccessError	Failed to access the database. Please try again later. If the problem persists, please contact customer service.
FailedOperation.FlowCreateError	Failed to create a task. Try again later. If the problem persists, contact customer service.
FailedOperation.OperationFailedError	Operation failed. Try again later. If the problem persists, contact customer service.
InternalError.DbOperationFailed	Failed to query the database.
InvalidParameterValue.InstanceNotFound	The instance does not exist.
InvalidParameterValue.PrePayPayModeError	This operation is not allowed for monthly-subscribed instances.
OperationDenied.ClusterOpNotAllowedError	The current cluster does not allow the operation.
ResourceNotFound.ClusterNotFoundError	The cluster does not exist.
ResourceNotFound.ResourceError	The resource corresponding to the parameter does not exist.
ResourceUnavailable.InstanceLockFail	Failed to lock the instance, so the operation cannot be performed temporarily.
ResourceUnavailable.InstanceStatusAbnormal	The instance is exceptional, so the operation cannot be performed temporarily.
UnauthorizedOperation.PermissionDenied	CAM authentication failed.

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